Finding the Fourth Proportional to 1,972.01, 2,721.48 and 1,132.71

Step by Step Solution

1. Step 1: Write the proportion equation
   1,972.01 : 2,721.48 = 1,132.71 : x
2. Step 2: Convert to fraction form
   1,972.01/2,721.48 = 1,132.71/x
3. Step 3: Cross multiply
   1,972.01x = 2,721.48 × 1,132.71
4. Step 4: Simplify right side
   1,972.01x = 3,082,647.61
5. Step 5: Solve for x
   x = 3,082,647.61/1,972.01
6. Step 6: Final answer
   x = 1,563.20